test: split watch mode inspector tests to sequential

PR-URL: https://github.com/nodejs/node/pull/44551
Backport-PR-URL: https://github.com/nodejs/node/pull/44815
Reviewed-By: Kohei Ueno <kohei.ueno119@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Nitzan Uziely <linkgoron@gmail.com>

2 files changed, 73 insertions, 65 deletions

diff --git a/test/parallel/test-watch-mode.mjs b/test/parallel/test-watch-mode.mjs
index 76ab33507f9..68d120d0796 100644
--- a/test/parallel/test-watch-mode.mjs
+++ b/test/parallel/test-watch-mode.mjs
@@ -10,8 +10,6 @@ import { writeFileSync, readFileSync } from 'node:fs';
 import { inspect } from 'node:util';
 import { once } from 'node:events';
 import { setTimeout } from 'node:timers/promises';
-import { NodeInstance } from '../common/inspector-helper.js';
-
 
 if (common.isIBMi)
   common.skip('IBMi does not support `fs.watch()`');
@@ -236,67 +234,4 @@ describe('watch mode', { concurrency: false, timeout: 60_0000 }, () => {
       `Completed running ${inspect(file)}`, `Restarting ${inspect(file)}`, `Completed running ${inspect(file)}`, '',
     ].join('\n'));
   });
-
-  describe('inspect', {
-    skip: Boolean(process.config.variables.coverage || !process.features.inspector),
-  }, () => {
-    const silentLogger = { log: () => {}, error: () => {} };
-    async function getDebuggedPid(instance, waitForLog = true) {
-      const session = await instance.connectInspectorSession();
-      await session.send({ method: 'Runtime.enable' });
-      if (waitForLog) {
-        await session.waitForConsoleOutput('log', 'safe to debug now');
-      }
-      const { value: innerPid } = (await session.send({
-        'method': 'Runtime.evaluate', 'params': { 'expression': 'process.pid' }
-      })).result;
-      session.disconnect();
-      return innerPid;
-    }
-
-    it('should start debugger on inner process', async () => {
-      const file = fixtures.path('watch-mode/inspect.js');
-      const instance = new NodeInstance(['--inspect=0', '--watch'], undefined, file, silentLogger);
-      let stderr = '';
-      instance.on('stderr', (data) => { stderr += data; });
-
-      const pids = [instance.pid];
-      pids.push(await getDebuggedPid(instance));
-      instance.resetPort();
-      writeFileSync(file, readFileSync(file));
-      pids.push(await getDebuggedPid(instance));
-
-      await instance.kill();
-
-      // There should be 3 pids (one parent + 2 restarts).
-      // Message about Debugger should only appear twice.
-      assert.strictEqual(stderr.match(/Debugger listening on ws:\/\//g).length, 2);
-      assert.strictEqual(new Set(pids).size, 3);
-    });
-
-    it('should prevent attaching debugger with SIGUSR1 to outer process', { skip: common.isWindows }, async () => {
-      const file = fixtures.path('watch-mode/inspect_with_signal.js');
-      const instance = new NodeInstance(['--inspect-port=0', '--watch'], undefined, file, silentLogger);
-      let stderr = '';
-      instance.on('stderr', (data) => { stderr += data; });
-
-      const loggedPid = await new Promise((resolve) => {
-        instance.on('stdout', (data) => {
-          const matches = data.match(/pid is (\d+)/);
-          if (matches) resolve(Number(matches[1]));
-        });
-      });
-
-
-      process.kill(instance.pid, 'SIGUSR1');
-      process.kill(loggedPid, 'SIGUSR1');
-      const debuggedPid = await getDebuggedPid(instance, false);
-
-      await instance.kill();
-
-      // Message about Debugger should only appear once in inner process.
-      assert.strictEqual(stderr.match(/Debugger listening on ws:\/\//g).length, 1);
-      assert.strictEqual(loggedPid, debuggedPid);
-    });
-  });
 });
diff --git a/test/sequential/test-watch-mode-inspect.mjs b/test/sequential/test-watch-mode-inspect.mjs
new file mode 100644
index 00000000000..76eb77fa265
--- /dev/null
+++ b/test/sequential/test-watch-mode-inspect.mjs
@@ -0,0 +1,73 @@
+import * as common from '../common/index.mjs';
+import * as fixtures from '../common/fixtures.mjs';
+import assert from 'node:assert';
+import { describe, it } from 'node:test';
+import { writeFileSync, readFileSync } from 'node:fs';
+import { NodeInstance } from '../common/inspector-helper.js';
+
+
+if (common.isIBMi)
+  common.skip('IBMi does not support `fs.watch()`');
+
+common.skipIfInspectorDisabled();
+
+describe('watch mode - inspect', () => {
+  const silentLogger = { log: () => {}, error: () => {} };
+  async function getDebuggedPid(instance, waitForLog = true) {
+    const session = await instance.connectInspectorSession();
+    await session.send({ method: 'Runtime.enable' });
+    if (waitForLog) {
+      await session.waitForConsoleOutput('log', 'safe to debug now');
+    }
+    const { value: innerPid } = (await session.send({
+      'method': 'Runtime.evaluate', 'params': { 'expression': 'process.pid' }
+    })).result;
+    session.disconnect();
+    return innerPid;
+  }
+
+  it('should start debugger on inner process', async () => {
+    const file = fixtures.path('watch-mode/inspect.js');
+    const instance = new NodeInstance(['--inspect=0', '--watch'], undefined, file, silentLogger);
+    let stderr = '';
+    instance.on('stderr', (data) => { stderr += data; });
+
+    const pids = [instance.pid];
+    pids.push(await getDebuggedPid(instance));
+    instance.resetPort();
+    writeFileSync(file, readFileSync(file));
+    pids.push(await getDebuggedPid(instance));
+
+    await instance.kill();
+
+    // There should be 3 pids (one parent + 2 restarts).
+    // Message about Debugger should only appear twice.
+    assert.strictEqual(stderr.match(/Debugger listening on ws:\/\//g).length, 2);
+    assert.strictEqual(new Set(pids).size, 3);
+  });
+
+  it('should prevent attaching debugger with SIGUSR1 to outer process', { skip: common.isWindows }, async () => {
+    const file = fixtures.path('watch-mode/inspect_with_signal.js');
+    const instance = new NodeInstance(['--inspect-port=0', '--watch'], undefined, file, silentLogger);
+    let stderr = '';
+    instance.on('stderr', (data) => { stderr += data; });
+
+    const loggedPid = await new Promise((resolve) => {
+      instance.on('stdout', (data) => {
+        const matches = data.match(/pid is (\d+)/);
+        if (matches) resolve(Number(matches[1]));
+      });
+    });
+
+
+    process.kill(instance.pid, 'SIGUSR1');
+    process.kill(loggedPid, 'SIGUSR1');
+    const debuggedPid = await getDebuggedPid(instance, false);
+
+    await instance.kill();
+
+    // Message about Debugger should only appear once in inner process.
+    assert.strictEqual(stderr.match(/Debugger listening on ws:\/\//g).length, 1);
+    assert.strictEqual(loggedPid, debuggedPid);
+  });
+});